... The experimental cultures are exposed to the agent to be tested while the positive control cultures ... dishes is necessary. Occasionally a tested agent will be toxic enough to simply kill the bacterial ... from a rat. These enzymes can metabolize the agent being tested in order to predict the mutagenic ...

... derives from vaccinia , the infectious viral agent of cowpox , which, when administered to humans, ... them. When the virulent version of an agent comes along, the immune system is thus prepared to respond, by (1) neutralizing the target agent before it can enter cells, and (2) by recognizing ...

... sense of an unknowable prime actor, it can be viewed as an entity or agent .
The term appears to have been first used by the alchemist ... repetitive cycle or 'regress':
"According to the legend, whenever an agent does anything intelligently, his act is preceded and steered by another ...

... In biology , a mutagen ( Latin , literally origin of change ) is an agent that changes the genetic information (usually DNA ) of an organism and ... radiation .
The Ames test is one method to determine how mutagenic an agent is.
See also
DNA repair
Genetics
Teratogen
...

... Underlying this research was the hypothesis that oxidative damage was the agent which accelerated aging, and that aging was retarded when the amount of ... fatty tissue. (Bluher et al, 2003)
In effect, it is now thought that the agent which increases longevity is leanness in animals, and that it is the ...

... for nickel ions which are covalently bound to NTA for the purposes of solid medium entrapment [ [1] ]. For elution purposes a nickel chelating agent is used. GST has an affinity for glutathione (commercially available as glutathione sepharose ). For elution purposes glutathione is used.
...

... infections in the US are resistant to penicillin, methicillin, tetracycline and erythromycin .
This left vancomycin as the only effective agent available at the time. However, VRSA ( Vancomycin-resistant Staphylococcus aureus ) was first identified in Japan in 1997 and has since been found ...

... chemical solution. Its researchers try instead to mimic life processes to understand the appearance of single phenomena. The usual way is through an agent based model , which usually gives a minimal possible solution. That is: "we don't know what in nature generates this phenomenon, but it could be ...

... In photosystem II, they are used to drive the reaction
NADP + + H + + 2e − → NADPH
The NADPH is the main reducing agent in cells, providing a source of energetic electrons to other reactions. This leaves chlorophyll with a deficit of electrons, which must be obtained ...

... and law between the notions "human being," or "man," and "person". The former refers to the species, while the latter refers to a rational agent : see, for example, John Locke 's Essay concerning Human Understanding II 27 and Immanuel Kant 's Introduction to the Metaphysic of Morals . The ...

... organism, which actively helps reproduce and/or protect the replicator(s), has evolved
Stuart Kauffman 's definition of life as an autonomous agent or a multi-agent system capable of reproducing itself or themselves, and of completing at least one thermodynamic work cycle
Robert Pirsig 's ...

... disease. The scientists will lead a 17m European consortium of malaria researchers [2] . It is hoped that the genome sequence of the most deadly agent of malaria, Plasmodium falciparum , which was completed in 2002 , will provide targets for new drugs or vaccines.
Efforts to eradicate malaria ...

... infections in the US are resistant to penicillin, methicillin, tetracycline and erythromycin .
This left vancomycin as the only effective agent available at the time. However, VRSA ( Vancomycin-resistant Staphylococcus aureus ) was first identified in Japan in 1997 and has since been found ...

... abdominal aorta, and the kidneys. A variety of techniques can be used to generate the pictures, such as administration of a paramagnetic contrast agent (such as gadolinium) or using a technique known as "flow-related enhancement" (e.g. 2D and 3D time-of-flight sequences), where the only signal on an ...

... In photosystem II, they are used to drive the reaction
NADP + + H + + 2e − → NADPH
The NADPH is the main reducing agent in cells, providing a source of energetic electrons to other reactions. This leaves chlorophyll with a deficit of electrons, which must be obtained ...

... link between cancer and an infective agent. There is current controversy over whether borna virus , previously thought of primarily as the causative agent of neurological disease in horses, could be responsible for psychiatric illness in humans. The relative ability of viruses to cause disease is ...

(Date:2/5/2015)... New Market Research Reports Title ... To 2020 has Been Added to GrandViewReseach.com Report Database ... to reach USD 5.10 billion by 2020, according to ... cameras help identify the site of tissue damage in ... demand in medical imaging applications. They have been extensively ...

(Date:1/22/2015)... Jan. 22, 2015 Research and Markets ( http://www.researchandmarkets.com/research/4trb7t/biometrics_a ... A Global Market Overview" report to their offering. ... to ensure that an individual is who she/he is claiming ... use of a person,s unique physical characteristics, such as fingerprint, ...

(Date:3/3/2015)... The North America application delivery network ... million to $1,694.6 million, at a CAGR ... Browse through the TOC of North America ... of industry trends and segments, with the ... http://www.micromarketmonitor.com/market/north-america-application-delivery-network-adn-7381582251.html , An application delivery network ...

(Date:3/3/2015)... OncLive® and Indiana University Melvin and ... share news about the center’s research and education ... of OncLive’s Strategic Alliance Partnership initiative. , ... teams will partner with the IU Simon Cancer ... highlight accomplishments. They include the center’s recent National ...